Answer:
3
Step-by-step explanation:
Answer:
option C. 
option D. 
option F. 
Step-by-step explanation:
step 1
we know that
In the right triangle JKL


so


step 2


so


step 3




Answer:
21 oz!
Step-by-step explanation:
21 Tons would be 42,000 pounds, so 21 oz would be the right choice.
Step-by-step explanation:
for part A
7x-6x+4x
x+4x
=5x
for part B
3(3-9y)
9-27y
I would appreciate if my answer is chosen as a brainliest answer